21434988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2099}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 32190612

約数列:

[1, 2, 3, 4, 6, 12, 23, 37, 46, 69, 74, 92, 111, 138, 148, 222, 276, 444, 851, 1702, 2099, 2553, 3404, 4198, 5106, 6297, 8396, 10212, 12594, 25188, 48277, 77663, 96554, 144831, 155326, 193108, 232989, 289662, 310652, 465978, 579324, 931956, 1786249, 3572498, 5358747, 7144996, 10717494, 21434988]

約数ペア:

[(1, 21434988), (2, 10717494), (3, 7144996), (4, 5358747), (6, 3572498), (12, 1786249), (23, 931956), (37, 579324), (46, 465978), (69, 310652), (74, 289662), (92, 232989), (111, 193108), (138, 155326), (148, 144831), (222, 96554), (276, 77663), (444, 48277), (851, 25188), (1702, 12594), (2099, 10212), (2553, 8396), (3404, 6297), (4198, 5106)]